sectionaddrule.php

<?php
 
namespace Bitrix\Calendar\Access\Rule;
 
use Bitrix\Calendar\Access\Model\SectionModel;
use Bitrix\Calendar\Access\Model\TypeModel;
use Bitrix\Calendar\Access\Rule\Traits\CurrentUserTrait;
use Bitrix\Calendar\Access\Rule\Traits\ExtranetUserTrait;
use Bitrix\Main\Access\AccessibleItem;
use Bitrix\Calendar\Access\ActionDictionary;
use Bitrix\Calendar\Access\Rule\Traits\SectionTrait;
use Bitrix\Calendar\Core\Event;
 
class SectionAddRule extends \Bitrix\Main\Access\Rule\AbstractRule
{
    use SectionTrait, CurrentUserTrait, ExtranetUserTrait;
 
    public function execute(AccessibleItem $item = null, $params = null): bool
    {
        if (!$item instanceof SectionModel)
        {
            return false;
        }
 
        if (!$this->hasCurrentUser())
        {
            return true;
        }
 
        if (!$this->canSeeOwnerIfExtranetUser($item, $this->user))
        {
            return false;
        }
 
        if ($item->getType() === Event\Tools\Dictionary::CALENDAR_TYPE['user'])
        {
            return $this->isOwner($item, $this->user->getUserId());
        }
 
        $type = TypeModel::createFromSectionModel($item);
 
        return
            $this->controller->check(
                ActionDictionary::ACTION_TYPE_EDIT,
                $type,
            );
    }
}